The Broad palms and hour markers in easy styles – triangles, circles, rectangles – are filled with a luminescent content emitting a protracted-lasting glow. The Ballon Bleu with a tourbillon bears the reference range W6920105 and is particularly the collection's watchmaking masterpiece. Cartier crafts its 39-mm case from 18-karat white https://www.watchesworld.com/our-watch-picks-for-a-stylish-spring/